CN219807086U - Tray with adjustable bearing area - Google Patents

Abstract

The utility model relates to the field of trays and discloses a tray with an adjustable bearing area, which comprises a bottom plate, wherein four contact plates are arranged on the upper end face of the bottom plate, a placing groove is respectively arranged in the center of the lower end face of each of the four contact plates, upper hinge seats are respectively fixedly connected to the centers of the upper inner walls of the four placing grooves, lower hinge seats are respectively fixedly connected to the upper end face of the bottom plate at the lower end of each placing groove, connecting rods are respectively arranged between the four upper hinge seats and the four lower hinge seats, connecting holes are respectively symmetrically arranged on the front side wall and the rear side wall of the bottom plate, and the four connecting holes respectively penetrate through the front side wall and the rear side wall of the bottom plate. According to the utility model, the contact plate is integrally moved forward by half a plate position by utilizing the semi-elliptic placing groove under the cooperation of the two ends of the connecting rod and the upper hinging seat and the lower hinging seat, so that the placing area of the integral upper end surface is effectively increased.

Description

Tray with adjustable bearing area

Technical Field

The utility model relates to the field of trays, in particular to a tray with an adjustable bearing area.

Background

Pallets are vehicles that transform static cargo into dynamic cargo, a cargo platform, and are mobile platforms, or movable floors. Even if the goods placed on the ground and having lost flexibility are moved, the mobility is obtained immediately upon loading the pallet, and the goods loaded on the pallet become flexible and mobile goods, because the goods loaded on the pallet are in a ready state for transfer into motion at any time. The dynamic loading and unloading method using the pallet as a basic tool is called pallet operation, and the pallet is a horizontal platform device for containing goods and products as unit loads for packaging, stacking, carrying and transporting, so that loading and unloading of unit materials and small amount of materials are facilitated.

However, the existing pallet still has some defects and places to be improved in the actual use process, and the existing pallet has limited use area, so that the existing pallet can only stack the cargoes smaller than the surface area of the pallet when stacking the cargoes, and can not realize self-adjustment of the bearing area to match with the stacking of the cargoes, and meanwhile, the pallet is mostly lifted by a forklift when moving, so that the abrasion of the contact position with the fork arm of the forklift is accelerated, the overall service life is reduced, and therefore, a person skilled in the art provides a pallet with adjustable bearing area to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a tray with adjustable bearing area, which is characterized in that the centers of the lower end surfaces of four contact plates are respectively provided with a placing groove, two contact plates close to the front side are pulled towards the front side, and under the cooperation of two ends of a connecting rod and an upper hinging seat and a lower hinging seat and the cooperation of a semi-elliptic placing groove, the whole contact plate moves towards the front side by half plate positions, the moving mode of two contact plates close to the rear side is the same as that of two contact plates close to the front side, so that the placing area of the whole upper end surface is effectively increased, four supporting rods are respectively arranged on the front side wall and the rear side wall of a bottom plate, after the four contact plates move, the supporting rods can effectively support the contact plates, and through fixedly connecting cushion blocks on the upper side wall and the lower side wall of the four connecting holes respectively, the abrasion resistance of the fork arm connecting position of a fork truck is increased, the fork arm of the fork truck is prevented from being excessively worn, and the whole service life of the fork truck is effectively prolonged.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the tray with the adjustable bearing area comprises a bottom plate, four contact plates are arranged on the upper end face of the bottom plate, a placing groove is respectively and fixedly arranged at the center of the lower end face of each contact plate, two movable holes are respectively and fixedly connected with an upper hinge seat at the center of the upper inner wall of each placing groove, lower hinge seats are respectively and fixedly connected with the upper end face of the bottom plate at the lower end of each placing groove, four upper hinge seats and four lower hinge seats are respectively and fixedly connected with connecting rods, connecting holes are respectively and symmetrically arranged on the front side wall and the rear side wall of the bottom plate, four connecting holes respectively penetrate through the front side wall and the rear side wall of the bottom plate, cushion blocks are respectively and fixedly connected at the centers of the upper side wall and the lower side wall of each connecting hole, two movable holes are respectively and symmetrically arranged on the front side wall and the rear side wall of the bottom plate, a plurality of clamping grooves are respectively arranged at the centers of the two side wall of each movable hole, storage grooves are respectively arranged at the rear end of the two side wall centers of each supporting rod, sixteen side wall of each storage grooves are respectively provided with sixteen springs, and one end of each spring is respectively fixedly connected with one end of the bottom plate;

through above-mentioned technical scheme, through being provided with the standing groove respectively in the lower terminal surface center department of four contact plates, will lean on two contact plates of front side to the side pulling, utilize the both ends of connecting rod and go up under the cooperation of articulated seat and articulated seat down, the semiellipse form standing groove of cooperation again, thereby make the whole half board position of forward side removal of contact plate, the mode of removal of two contact plates of leaning on the rear side is the same with the mode of removal of two contact plates of front side, thereby the whole up end of effectual increase is placed the area, be provided with four bracing pieces on the front and back both sides wall of bottom plate simultaneously respectively, after four contact rods all remove, the bracing piece can effectually support the contact plate, and through being connected with the cushion respectively on two upper and lower inside walls of four connecting holes, increase fork arm junction's wearability, avoid causing too much wearing and tearing to the bottom plate, effectively increase holistic life.

Further, the shape of each of the four placement grooves is semi-elliptical;

through above-mentioned technical scheme, can be better collect inside with the connecting rod to holistic roughness when guaranteeing to place.

Further, pull holes are respectively formed in the centers of one side wall of the four contact plates;

through the technical scheme, the contact plate is convenient to control to position and stretch.

Further, through holes are respectively formed in the centers of the two side walls of the bottom plate, and the two through holes penetrate through the two side walls of the bottom plate respectively;

through above-mentioned technical scheme, the fretwork setting is more pleasing to the eye.

Further, the cushion block is made of wear-resistant metal;

through above-mentioned technical scheme, prevent to cause too much wearing and tearing to the bottom plate when contacting with fork truck yoke.

Further, the protective layer is made of alloy steel;

through the technical scheme, the strength and the wear resistance are better, and the deformation of the upper end surface of the bottom plate due to overweight can be effectively prevented.

Further, the top beads are mutually matched with the clamping grooves;

through above-mentioned technical scheme, be convenient for adjust the length of bracing piece in the inside of activity hole according to the use needs.

Further, the sum of the surface areas of the four contact plates is equal to the sum of the surface areas of the bottom plate;

through the technical scheme, the strength of the double-layer structure used in folding is higher.

The utility model has the following beneficial effects:

1. according to the utility model, the placing grooves are respectively arranged at the centers of the lower end surfaces of the four contact plates, the two contact plates close to the front side are pulled to the front side, and the two ends of the connecting rod are matched with the upper hinging seat and the lower hinging seat and then matched with the semi-elliptic placing grooves, so that the whole contact plate moves by half a plate position to the front side, and the moving mode of the two contact plates close to the rear side is the same as that of the two contact plates close to the front side, thereby effectively increasing the placing area of the whole upper end surface.

2. According to the utility model, the four supporting rods are respectively arranged on the front side wall and the rear side wall of the bottom plate, and after the four contact rods move, the supporting rods can effectively support the contact plates, so that the overall stability after movement is further ensured.

3. According to the utility model, the cushion blocks are fixedly connected to the upper inner side wall and the lower inner side wall of the four connecting holes respectively, so that the wear resistance of the joint of the fork arms of the forklift is improved, excessive wear on the bottom plate is avoided, and the service life of the whole forklift is effectively prolonged.

Drawings

FIG. 1 is an isometric view of a pallet with adjustable bearing area according to the present utility model;

FIG. 2 is a front view of a tray with adjustable bearing area according to the present utility model;

FIG. 3 is a cross-sectional view taken along the direction B-B in FIG. 2;

FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 2;

fig. 5 is a top cross-sectional view of a support bar with adjustable bearing area according to the present utility model.

Legend description:

1. a contact plate; 2. a bottom plate; 3. a connection hole; 4. pulling holes; 5. a support rod; 6. a cushion block; 7. a movable hole; 8. a through hole; 9. an upper hinging seat; 10. a placement groove; 11. a connecting rod; 12. a lower hinge seat; 13. a protective layer; 14. top bead; 15. a clamping groove; 16. a spring; 17. a storage tank.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the tray with adjustable bearing area comprises a bottom plate 2, four contact plates 1 are arranged on the upper end surface of the bottom plate 2, a holding groove 10 is respectively arranged at the center of the lower end surface of the four contact plates 1, an upper hinge seat 9 is respectively and fixedly connected with the center of the upper inner wall of the four holding grooves 10, a lower hinge seat 12 is respectively and fixedly connected with the upper end surface of the bottom plate 2 at the lower end of the four holding grooves 10, connecting rods 11 are respectively and fixedly arranged between the four upper hinge seats 9 and the four lower hinge seats 12, connecting holes 3 are respectively and symmetrically arranged on the front side wall and the rear side wall of the bottom plate 2, the four connecting holes 3 respectively penetrate through the front side wall and the rear side wall of the bottom plate 2, cushion blocks 6 are respectively and fixedly connected with the center of the upper inner side wall and the lower inner side wall of the four connecting holes 3, two movable holes 7 are respectively and symmetrically arranged on the front side wall and the rear side wall of the bottom plate 2, support rods 5 are respectively arranged inside the eight movable holes 7, the two inner side wall centers of the eight movable holes 7 are respectively provided with a plurality of clamping grooves 15, the storage grooves 17 are respectively arranged at the rear ends near the two side wall centers of the eight supporting rods 5, one inner side wall of each storage groove 17 is respectively provided with a spring 16, one end of each spring 16 is respectively fixedly connected with a top bead 14, the lower end face of the bottom plate 2 is provided with a protective layer 13, when in use, the two contact plates 1 near the front side are pulled towards the front side, and under the cooperation of the two ends of the connecting rods 11 and the upper hinging seat 9 and the lower hinging seat 12, the semi-elliptic placing grooves 10 are matched, so that the contact plates 1 move the half plate position towards the front side integrally, and the moving mode of the two contact plates 1 near the rear side is the same as that of the two contact plates 1 at the front side, so that the placing area of the whole upper end face is effectively increased.

The shape of four standing grooves 10 is half ellipse form, can be better collect connecting rod 11 inside, thereby guarantee the holistic roughness when placing, be provided with broach 4 respectively in the side wall center department of four contact plates 1, be convenient for control contact plate 1 carries out position and tensile, respectively be equipped with through-hole 8 in the both sides wall center of bottom plate 2, two through-holes 8 run through the both sides wall of bottom plate 2 respectively, the material of cushion 6 is wear-resisting metal, prevent to cause too much wearing and tearing to bottom plate 2 when contacting with fork truck fork arm, the material of inoxidizing coating 13 is alloy steel, intensity and wearability are all better, can effectively prevent that the up end of bottom plate 2 from producing the deformation because of overweight, the adaptation each other between top pearl 14 and the draw-in groove 15, be convenient for adjust the length of bracing piece 5 in movable hole 7 according to the use needs, the sum of the surface area of four contact plates 1 equals with the sum of the surface area of bottom plate 2.

Working principle: the utility model relates to a tray with adjustable bearing area, when in use, two contact plates 1 near the front side are pulled to the front side, under the cooperation of two ends of a connecting rod 11 and an upper hinging seat 9 and a lower hinging seat 12, a semi-elliptic placing groove 10 is matched, so that the whole contact plate 1 moves by half a plate position towards the front side, the moving mode of the two contact plates 1 near the rear side is the same as that of the two contact plates 1 at the front side, the placing area of the whole upper end surface is effectively increased, four supporting rods 5 are respectively arranged on the front side wall and the rear side wall of a bottom plate 2, after the four contact plates 1 move, the supporting rods 5 can effectively support the contact plates 1, the whole stability after movement is further ensured, and cushion blocks 6 are fixedly connected to the upper inner side wall and the lower inner side wall of four connecting holes 3 respectively, the abrasion resistance of fork arm joints of a fork truck is increased, excessive abrasion of the bottom plate 2 is avoided, and the whole service life is effectively prolonged.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides an adjustable bearing area's tray, includes bottom plate (2), its characterized in that: four contact plates (1) are arranged on the upper end face of the bottom plate (2), the centers of the lower end faces of the contact plates (1) are respectively provided with a holding groove (10), the centers of the upper inner walls of the holding grooves (10) are respectively fixedly connected with an upper hinging seat (9), the upper end faces of the bottom plate (2) at the lower ends of the holding grooves (10) are respectively fixedly connected with a lower hinging seat (12), the four upper hinging seats (9) and the four lower hinging seats (12) are respectively connected with a support rod (11) through connecting rods (11), the front side wall and the rear side wall of the bottom plate (2) are respectively symmetrically provided with connecting holes (3), the four connecting holes (3) respectively penetrate through the front side wall and the rear side wall of the bottom plate (2), the centers of the upper side wall and the lower side wall of the connecting holes (3) are respectively fixedly connected with a cushion block (6), the two movable holes (7) are respectively symmetrically arranged on the front side wall and the rear side wall of the bottom plate (2), the eight movable holes (7) are respectively provided with a support rod (5), the eight side walls (17) are respectively arranged on the left side wall and the center of the two side walls (17) of the bottom plate (2), one ends of sixteen springs (16) are respectively fixedly connected with a top bead (14), and a protective layer (13) is arranged on the lower end face of the bottom plate (2).

2. The adjustable load area tray of claim 1, wherein: the shape of each of the four placement grooves (10) is semi-elliptical.

3. The adjustable load area tray of claim 1, wherein: and pulling holes (4) are respectively arranged at the centers of one side wall of the four contact plates (1).

4. The adjustable load area tray of claim 1, wherein: through holes (8) are respectively formed in the centers of two side walls of the bottom plate (2), and the two through holes (8) respectively penetrate through the two side walls of the bottom plate (2).

5. The adjustable load area tray of claim 1, wherein: the cushion block (6) is made of wear-resistant metal.

6. The adjustable load area tray of claim 1, wherein: the material of the protective layer (13) is alloy steel.

7. The adjustable load area tray of claim 1, wherein: the top bead (14) and the clamping groove (15) are mutually matched.

8. The adjustable load area tray of claim 1, wherein: the sum of the surface areas of the four contact plates (1) is equal to the sum of the surface areas of the bottom plate (2).